The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A failed piece of Orientalism has become the proud symbol of a community.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

The oldest farmer's market in America is so ancient it was approved by the King of England.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The graffitied ruins stand hidden within the Pennsylvania woods.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

This Old Testament garden features 100 plants from biblical times.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

Dr Barnes' $25 billion private collection of art and arboretum.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

This might just be the TARDIS of bookstores.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

The oldest surviving botanic garden in the United States.

Huge masonic hall in Philadelphia with lavishly themed rooms.